单词 | nevyanskite |
释义 | nevyanskiten. Mineralogy. Now rare. A variety of iridosmine containing about 35 to 50 per cent osmium. ΘΚΠ the world > the earth > minerals > types of mineral > native elements and alloys > [noun] > native alloys iridosmine1827 platiniridium1848 allemontite1850 sysertskite1850 nevyanskite1854 osmiridium1854 shakudo1860 bismuth-silver1863 telluric bismuth1866 wehrlite1874 josephinite1892 1854 J. D. Dana Syst. Mineral. (ed. 4) II. vi. 20 At a high temperature..Newjanskite is not decomposed and does not give an osmium odor. 1885 A. Ramsay Mineral. (ed. 3) 101 Another variety consists of equal atomic proportions of iridium and osmium..and is tan-white in colour... Haidinger named it Newjanskite. 1938 Mineral. Abstr. 7 162 Ruthenium-bearing nevyanskite was found in alluvial deposits associated with serpentine of the Great Laba river, northern Caucasus. 1963 Mineral. Mag. 33 714 Iridosmine for the hexagonal phase (with Nevyanskite and Sysertskite as varieties) and Osmiridium for the cubic phase. This entry has been updated (OED Third Edition, September 2003; most recently modified version published online March 2022). < n.1854 |
随便看 |
英语词典包含1132095条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。